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National Stock Number:
5306-00-888-6741
Federal Supply Class:
5306
National Item Identification Number:
008886741
Description:
BOLT,INTERNALLY RELIEVED BODY
Detail:
An externally threaded fastener whose external threaded portion is of one nominal diameter. It has a concentric hole along the longitudinal centerline which may extend a part or the full length of the bolt. The concentric hole along the centerline may be counterbored and/or internally threaded at the head end or the bolt end. The head is designed to be held or driven by an external and/or internal driver. For items having a hole(s) perpendicular to the axis which meet the concentric hole along the longitudinal centerline, see BOLT, FLUID PASSAGE.
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Manufacturer Information:
| 783264-1 | 98897 | LOCKHEED MARTIN CORP |
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Techincal Specification:
| CONCENTRIC HOLE DEPTH | 8.800 INCHES NOMINAL | | CONCENTRIC HOLE DIAMETER | 0.748 INCHES MINIMUM AND 0.750 INCHES MAXIMUM | | COUNTERBORE DIAMETER | 0.880 INCHES NOMINAL | | COUNTERBORE DEPTH | 0.200 INCHES NOMINAL | | DISTANCE FROM HEAD LARGEST BEARING SURFACE TO SHANK HOLE CENTER | 10.490 INCHES NOMINAL FIRST HOLE | | FASTENER LENGTH | 10.980 INCHES NOMINAL | | HEAD DIAMETER | 2.250 INCHES NOMINAL | | HEAD HEIGHT | 0.300 INCHES NOMINAL | | HEAD STYLE | ROUND W/WRENCH FLATS | | MATERIAL | STEEL COMP E4340 OR STEEL COMP 4340 OVERALL | | MINIMUM TENSILE STRENGTH | 260000 POUNDS PER SQUARE INCH | | NOMINAL THREAD DIAMETER | 0.750 INCHES | | SHANK UNTHREADED HOLE DIAMETER | 0.143 INCHES MINIMUM AND 0.149 INCHES MAXIMUM FIRST HOLE | | SHOULDER LENGTH | 9.320 INCHES NOMINAL | | SHOULDER DIAMETER | 1.749 INCHES NOMINAL | | STYLE DESIGNATOR | COUNTERBORE UNTHREADED | | SURFACE TREATMENT | CHROMIUM GRIP | | THREAD CLASS | 3A | | THREAD DIRECTION | RIGHT-HAND | | THREAD LENGTH | 0.995 INCHES MINIMUM | | THREAD SERIES DESIGNATOR | UNF | | THREAD QUANTITY PER INCH | 16 | | WIDTH BETWEEN FLATS | 2.000 INCHES NOMINAL |
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